CN218039231U - Induction power supply photovoltaic module - Google Patents

Abstract

The utility model relates to an induction power supply photovoltaic module belongs to photovoltaic module technical field. The solar cell comprises front glass, a front adhesive film, two solar cells, an adhesive film and back glass, wherein the front glass is stacked from the front side to the back side in sequence, the two solar cells are connected in parallel and are symmetrically arranged, each solar cell is formed by serially connecting a plurality of parallel battery strings, the two solar cells are connected in parallel through a bus bar, the bus bar is arranged between the two solar cells, a diode is welded in the middle of each two bus bars corresponding to the two battery strings, and at least one spiral coil is arranged around the bus bar, and the two ends of each spiral coil are connected with the bus bar. Through setting up diode and solenoid, under the condition of cancellation terminal box, both guaranteed not to influence the wholeness ability of photovoltaic module subassembly, realized again having possessed the charging of electromagnetic induction function's consumer.

Description

Induction power supply photovoltaic module

Technical Field

The utility model relates to a photovoltaic module technical field especially relates to an induction power supply photovoltaic module.

Background

With the continuous advocation of the requirements for energy conservation and emission reduction, the photovoltaic module is applied to more and more fields. However, most of the current photovoltaic modules are used as a current output tool through a junction box to supply power to electric equipment. This type of photovoltaic module presents the following problems: the junction box has higher failure frequency in the actual use of the photovoltaic module, and needs to spend a large amount of manpower and material resources for maintenance and replacement; the power loss of the junction box is large, and the phenomenon that the photovoltaic module fails due to poor welding is easy to occur in the welding process of the photovoltaic module and the junction box.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a response power supply photovoltaic module. The technical scheme is as follows:

the utility model provides an induction power supply photovoltaic module, it includes the preceding glass that stacks in proper order from the front to the back, preceding glued membrane, two solar wafer that parallelly connected and symmetry set up each other, gum membrane and back of the body glass, every solar wafer is established ties by a plurality of battery strings of arranging side by side and forms, two solar wafer pass through the busbar and connect in parallel, the busbar sets up between two solar wafer, the middle welding of the busbar that corresponds with every two battery strings has the diode, still be equipped with at least one spiral shell coil and spiral shell coil both ends and be connected with the busbar around the busbar.

Optionally, the photovoltaic module with inductive power supply further comprises a module frame, and the module frame is sleeved on the periphery of a structure formed by laminating the front glass, the front adhesive film, the solar cell, the back adhesive film and the back glass.

Optionally, the component bezel is an aluminum bezel.

Optionally, the front adhesive film and the back adhesive film are EVA adhesive film, POE adhesive film or PVB adhesive film.

Optionally, the front glass and the back glass are tempered glass or semi-tempered glass.

Optionally, the number of the cell strings in the solar cell is six, and each cell string includes a plurality of cell halves connected in series with each other.

All above-mentioned optional technical scheme all can make up wantonly, the utility model discloses do not carry out the detailed description to the structure after the one-by-one combination.

Borrow by above-mentioned scheme, the beneficial effects of the utility model are as follows:

the utility model can still output current normally without using junction box by the middle of the bus bar corresponding to every two rows of battery strings of the diode; through set up at least one solenoid of being connected with the busbar around the busbar, make the utility model discloses can charge for the consumer that possesses the electromagnetic induction function through electromagnetic induction's mode. Therefore, the utility model discloses under the condition of cancellation terminal box, both guaranteed not to influence photovoltaic module assembly's wholeness ability, realized again charging to the consumer that possesses the electromagnetic induction function. Because overall structure does not include the terminal box, has not only saved the required manpower and materials of spending of maintenance change terminal box, can reduce photovoltaic module's power loss moreover to reduce photovoltaic module and terminal box welding badly and lead to the risk of photovoltaic module inefficacy.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic diagram of the structure of the diode of fig. 1.

Fig. 3 is a schematic view of the solenoid of fig. 1.

Fig. 4 is a schematic plan view of the present invention.

Fig. 5 is a partially enlarged view of a point a in fig. 4.

Fig. 6 is a partially enlarged view at B in fig. 4.

Fig. 7 is a schematic view of the usage principle of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to fig. 6, the utility model provides an induction power supply photovoltaic module, it includes from the front to the back preceding glass 1 that stacks in proper order, preceding glued membrane 2, two solar wafer 3 that parallel connection and symmetry set up each other, gum membrane 4 and back of the body glass 5, every solar wafer 3 is established ties by the battery cluster that a plurality of arranged side by side and forms, two solar wafer 3 are parallelly connected through busbar 6, busbar 6 sets up between two solar wafer 3, it has diode 7 to weld with the centre of every two busbar 6 that the battery cluster corresponds, still be equipped with at least one spiral coil 8 and spiral coil 8 both ends and be connected with busbar 6 around busbar 6.

Specifically, taking fig. 4 as an example, the middle of the bus bar 6 between the first row of cell strings and the second row of cell strings in the upper and lower two solar cells 3 is broken to form a space for soldering the diode 7, and the diode is placed in the space and both ends of the diode are soldered to the bus bars 6 on both sides, respectively. The third column of battery strings and the fourth column of battery strings are the same, and so on. If the number of the cell strings in the solar cell 3 is odd, the last column of cell strings individually corresponds to one diode.

The quantity of the spiral coil 8 can be set for as required, the utility model discloses a spiral coil 8 corresponds a power supply port when using. When the solenoid 8 is installed, a position capable of accommodating the solenoid 8 is selected around the bus bar 6.

Wherein, diode 7 is arranged in the terminal box in traditional photovoltaic module, the utility model discloses owing to not set up the terminal box, consequently set up it and be connected with busbar 6 for prevent that photovoltaic module from becoming invalid, reduce the risk that photovoltaic module took place the hot spot.

Optionally, the photovoltaic module with inductive power supply further comprises a module frame, and the module frame is sleeved on the periphery of a structure formed by laminating the front glass 1, the front adhesive film 2, the solar cell 3, the back adhesive film 4 and the back glass 5. The assembly frame is used for stabilizing a structure formed by laminating the front glass 1, the front adhesive film 2, the solar cell sheet 3, the back adhesive film 4 and the back glass 5, and protecting corners of the structure formed by laminating.

Optionally, the component frame is an aluminum frame, which not only makes the whole device lighter, but also makes the cost of the whole device lower.

Optionally, the front adhesive film 2 and the back adhesive film 4 are EVA adhesive films, POE adhesive films or PVB adhesive films.

Optionally, the front glass 1 and the back glass 5 are tempered glass or semi-tempered glass. The tempered or semi-tempered glass may have a gauge of 2.5mm, 2.0mm, 1.6mm, 1.2mm and 0.8mm.

Optionally, the number of the cell strings in the solar cell 3 is six, and each cell string includes a plurality of cell halves connected in series, so that good output power can be ensured, and the cost is also suitable. Wherein, a plurality of battery half-pieces in each battery string are connected in series through the solder strip. The cell strings in adjacent rows of the solar cell 3 are connected in series through a bus bar (made of the same material as the bus bar 6), and the bus bar is located on one side of the solar cell 3 away from the bus bar 6.

The manufacturing method of the utility model is as follows:

1) Spreading the front adhesive film 2 on the front glass 1;

2) The solar cells are connected in series by welding strips to form a cell string, and the cell string is connected in series by a bus lead to form a solar cell 3; connecting two manufactured solar cells 3 in parallel through a bus bar 6, and symmetrically spreading the solar cells on the front adhesive film 2 with the back surfaces facing upwards;

3) Welding a diode 7 in the middle of the bus bar 6 corresponding to each two rows of battery strings, and connecting at least one spiral coil 8 around the bus bar 6;

4) Laying a back adhesive film 4 on the back surface of the solar cell 3;

5) Flatly paving the back glass 5 on the back adhesive film 4;

6) The semi-finished products are laminated at high temperature and then bonded into a whole;

7) And securing the laminated structure with the component frame, if desired.

As shown in fig. 7, it is a working principle diagram of the present invention. The utility model discloses when using, because spiral coil 8 is connected with busbar 6, consequently, the electric current that collects on busbar 6 makes spiral coil 8 circular telegram and produces magnetic field, when the consumer that possesses the electromagnetic induction function (including induction coil's consumer) is close spiral coil 8, can respond to charging to this consumer. Therefore, the utility model discloses under the condition of cancellation terminal box, both guaranteed not to influence the wholeness ability of photovoltaic module subassembly, realized again to possessing the electric equipment's of electromagnetic induction function charging.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides an induction power supply photovoltaic module, a serial communication port, include from the front to the back preceding glass (1) that stacks in proper order, preceding glued membrane (2), two solar wafer (3) that connect in parallel and the symmetry sets up each other, gum membrane (4) and back of the body glass (5) carry, every solar wafer (3) are established ties by the battery cluster that a plurality of arranged side by side and are formed, two solar wafer (3) are parallelly connected through busbar (6), busbar (6) set up between two solar wafer (3), the centre welding of busbar (6) that correspond with every two battery clusters has diode (7), still be equipped with at least one spiral shell coil (8) and spiral shell coil (8) both ends and busbar (6) around busbar (6) and be connected.

2. The inductively powered photovoltaic module of claim 1, further comprising a module frame, wherein the module frame is disposed around a structure formed by laminating the front glass (1), the front adhesive film (2), the solar cell (3), the back adhesive film (4), and the back glass (5).

3. The inductively powered photovoltaic module of claim 2, wherein the module frame is an aluminum frame.

4. The inductively powered photovoltaic module of claim 1, wherein the front adhesive film (2) and the back adhesive film (4) are EVA adhesive film, POE adhesive film, or PVB adhesive film.

5. Inductively powered photovoltaic module according to claim 1, characterized in that the front glass (1) and the back glass (5) are tempered glass or semi-tempered glass.

6. Inductively powered photovoltaic module according to claim 1, characterized in that the number of strings in the solar cell sheet (3) is six, each string comprising a plurality of cell halves connected in series to each other.

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